2 Corinthians 3:18
18But we all, with unveiled face beholding as in a mirror the glory of the Lord, are transformed into the same image from glory to glory, even as from the Lord the Spirit.
Scripture Testimony Index stories for this passage
George Müller's journal revealed a man who was beset with the same struggles and temptations as any person seeking to follow Christ, and yet it also instructively reveals a man who—through obedience—was being transformed by degrees into the image of Christ.